National Bolt & Nut Corporation
National Bolt & Nut Corporation
125 E. Commerce Drive
Schaumburg, IL 60173
Toll Free: 888.307.8811
Phone: 630.307.8800
Fax: 630.307.8870
Email: info@nationalbolt.com
Website: www.nationalbolt.com
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  • Dimensions per ANSI B18.2.1
  • Metric thread also available as well as other materials and finishes. For further information, call or send an information request.
Square Head Bolts
Unit of Measure
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Item #

Thread Size

Length

Thread Length

Grade/Class

Finish

Thread Style

pn-3018 N/A 3/4-10 N/A 2 3/4 in N/A 1 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3019 N/A 3/4-10 N/A 3 in N/A 1 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3020 N/A 3/4-10 N/A 3 1/2 in N/A 1 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3021 N/A 3/4-10 N/A 4 in N/A 1 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3022 N/A 3/4-10 N/A 4 1/2 in N/A 1 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3023 N/A 3/4-10 N/A 5 in N/A 1 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3024 N/A 3/4-10 N/A 5 1/2 in N/A 1 3/4 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3025 N/A 3/4-10 N/A 6 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3026 N/A 3/4-10 N/A 6 1/2 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3027 N/A 3/4-10 N/A 7 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3028 N/A 3/4-10 N/A 7 1/2 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3029 N/A 3/4-10 N/A 8 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3030 N/A 3/4-10 N/A 8 1/2 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3031 N/A 3/4-10 N/A 9 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3032 N/A 3/4-10 N/A 9 1/2 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3033 N/A 3/4-10 N/A 10 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3034 N/A 3/4-16 N/A 3 1/2 in N/A 1 3/4 in N/A Grade 8 N/A Plain N/A Fine Thread
pn-3035 N/A 7/8-9 N/A 1 1/2 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3036 N/A 7/8-9 N/A 1 3/4 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3037 N/A 7/8-9 N/A 2 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3038 N/A 7/8-9 N/A 2 1/4 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3039 N/A 7/8-9 N/A 2 1/2 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3040 N/A 7/8-9 N/A 2 3/4 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3041 N/A 7/8-9 N/A 3 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
pn-3042 N/A 7/8-9 N/A 3 1/2 in N/A 2 in N/A Grade 8 N/A Plain N/A Coarse Thread
Unit of Measure
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